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PlainSpell

pen

/pɛn/noun, verb

pen is spelled P-E-N: 3 letters and one syllable. It appears 24 times per million words in written English, the 3,752nd most frequent word form (wordfreq, 2021 data, counting Pen, the name). People search “pen vs pin” about 590 times a month (Google, United States). As a noun, pen means “An enclosure (enclosed area) used to contain domesticated animals, especially sheep or cattle” (English Wiktionary, September 2026). The plural of pen is pens.

How many letters and syllables are in pen?

Letters3: P-E-N
Syllables1
In writing24 times per million words; the 3,752nd most frequent word form
Wrong spellings searchednone measured in search
Pairs people search
Rhymes with
Same letters

Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media); Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026); rhymes and same-letter words are computed by PlainSpell from its own word list.

How common is pen?

Pen appears 24 times per million words in written English, the 3,752nd most frequent word form in the list. The list counts every capitalisation together, so this includes Pen, the name.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How do you pronounce pen?

  • US /pɛn/
  • US [ˈpʰɛn]
  • US /pɪn/

Pen has one syllable.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: En-us-pen.ogg, En-us-inlandnorth-pen.ogg, Wikimedia Commons (author and licence on each file's page).

Words people confuse with pen

Word pairs people search, with the monthly searches for “a vs b” (G: Google, B: Bing, United States).

pen vs pin590 G

Sources: Google and Bing searches (September 2025 to August 2026, through DataForSEO); English Wiktionary (homophones, alternative spellings).

What rhymes with pen?

11 words on PlainSpell end in the same sounds as pen from its last stressed vowel (/ɛn/):

Spelled with the same letters in another order: nep.

Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).

Forms of pen

  • pens plural, present, singular, he/she/it
  • penning participle, present
  • penned participle, past
  • pent participle, past

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What does pen mean?

The meanings the English Wiktionary records, quoted as written there (source below).

noun

  1. 1

    An enclosure (enclosed area) used to contain domesticated animals, especially sheep or cattle.

    There are two steers in the third pen.

  2. 2

    slangA penitentiary, i.e. a state or federal prison for convicted felons.

    They caught him with a stolen horse, and he wound up in the pen again.

  3. 3

    The bullpen.

    Two righties are up in the pen.

  4. 4

    A tool, originally made from a feather but now usually a small tubular instrument, containing ink used to write or make marks.

    He took notes with a pen.

  5. 5

    A writer, or their style.

    He has a sharp pen.

  6. 6

    colloquialMarks of ink left by a pen.

    He's unhappy because he got pen on his new shirt.

  7. 7

    A light pen.

  8. 8

    The internal cartilage skeleton of a squid, shaped like a pen.

  9. 9

    archaicA feather, especially one of the flight feathers of a bird, angel etc.

  10. 10

    A wing.

  11. 11

    A syringe-like device for injecting a dose of medication such as insulin or epinephrine. (See Injector pen.)

  12. 12

    A female swan.

  13. 13

    slangPenalty.

    England won 3-1 on pens.

  14. 14

    informalPenetration.

  15. 15

    plural of pan (a form of pan)

verb

  1. 1

    To enclose in a pen.

  2. 2

    To write (an article, a book, etc.).

  3. 3

    To write or draw on (a surface) with a pen.

noun

as PEN
  1. 1

    Abbreviation of polyethylene naphthalate.

  2. 2

    Abbreviation of penalty (a scorecard score when a skater is penalized out of their skate).

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Pen in Spanish, French, German and Portuguese

LanguageWords
Frenchenclos (enclosure (enclosed area) for animals), plume, stylo (writing tool), écrire (to write), cygne femelle (female swan)
GermanPferch, Zwinger (enclosure (enclosed area) for animals), Kugelschreiber, Stift (writing tool), einsperren, einpferchen (to enclose)
Portuguesecurral, cercado (enclosure (enclosed area) for animals), caneta (writing tool), prender, enclausurar (to enclose), pena (internal cartilage skeleton of a squid)
Spanishcorral, chivitil (disused) (enclosure (enclosed area) for animals), pluma, bolígrafo, boli, lapicera (writing tool)

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.

Where does pen come from?

From Middle English pen, penne (“enclosure for animals”), from Old English penn (“enclosure, fold, pen”), from Proto-Germanic *pennō, *pannijō (“pin, bolt, nail, tack”), from Proto-Indo-European *bend- (“pointed peg, nail, edge”). Related to pin. Sense “prison” originally figurative extension to “enclosure for persons” (1845), later influenced by penitentiary (“prison”), being analyzed as an abbreviation (1884).

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What to look up after pen